We all want better gas mileage. Separate myth from fact with car expert Lauren Fix and FOX anchor John Strossel. Should I use fuel additives, turn off the air conditioning, and change my oil every 3,000 miles? Don't fall trap to these ...See moreWe all want better gas mileage. Separate myth from fact with car expert Lauren Fix and FOX anchor John Strossel. Should I use fuel additives, turn off the air conditioning, and change my oil every 3,000 miles? Don't fall trap to these automotive myths and scams! Written by
Lauren Fix
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